Base | Representation |
---|---|
bin | 1101110110110001… |
… | …01011001100111001 |
3 | 201012102100221001210 |
4 | 12323120223030321 |
5 | 110213311300342 |
6 | 3230050433333 |
7 | 352224354645 |
oct | 67330531471 |
9 | 21172327053 |
10 | 7438775097 |
11 | 3177aa3916 |
12 | 1537292849 |
13 | 9171a2690 |
14 | 507d35c25 |
15 | 2d80db79c |
hex | 1bb62b339 |
7438775097 has 32 divisors (see below), whose sum is σ = 11035365376. Its totient is φ = 4426228800.
The previous prime is 7438775093. The next prime is 7438775111. The reversal of 7438775097 is 7905778347.
It is a happy number.
It is not a de Polignac number, because 7438775097 - 22 = 7438775093 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7438775093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2081322 + ... + 2084892.
It is an arithmetic number, because the mean of its divisors is an integer number (344855168).
Almost surely, 27438775097 is an apocalyptic number.
It is an amenable number.
7438775097 is a deficient number, since it is larger than the sum of its proper divisors (3596590279).
7438775097 is a wasteful number, since it uses less digits than its factorization.
7438775097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5341.
The product of its (nonzero) digits is 10372320, while the sum is 57.
The square root of 7438775097 is about 86248.3338795597. Note that the first 3 decimals coincide. The cubic root of 7438775097 is about 1952.0928743470.
The spelling of 7438775097 in words is "seven billion, four hundred thirty-eight million, seven hundred seventy-five thousand, ninety-seven".
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